AI Portfolio Summary
In 2026 Q1, AVENIR CORP maintained a portfolio of 76 distinct positions. The most significant new addition to the portfolio was MOLINA HEALTHCARE IN, which now represents 0.24% of the total fund value. They heavily accumulated shares in MASTERCARD INCORPORA, increasing their position by 3.1%. The fund also reduced its exposure to CARMAX INC by 70.8%.
Total Positions
76
Quarter
2026 Q1
Top Holding
MSFT (11.0%)
Top 10 Concentration
74.0%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-50 of 76
| Stock | History | Sector / Type | Port % | Prev % | Rank / Prev | Conviction | Change | % Change | Influence | Shares | Mkt Value | Avg Cost | Price Held | 1st Owned | Source | Source Date | Date Reported |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
MSFT
MICROSOFT CORP
|
Technology | 11.01% | 12.88% |
#1
Prev: #1
|
6.5 | -1,315 | -0.5% |
P
S
|
244,110 | $90,362,226 | 1999 Q2 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
MKL
MARKEL GROUP IN...
|
Financial Services | 10.69% | 10.82% |
#2
Prev: #2
|
6.0 | -540 | -1.2% |
P
S
|
45,832 | $87,725,834 | 1999 Q1 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
AMZN
AMAZON COM INC
|
Consumer Cyclical | 9.53% | 9.49% |
#3
Prev: #3
|
5.3 | -3,462 | -0.9% |
P
S
|
375,273 | $78,158,212 | 2016 Q2 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
AMT
AMERICAN TOWER ...
|
Real Estate | 8.74% | 7.96% |
#4
Prev: #4
|
4.5 | -2,360 | -0.6% |
P
S
|
415,352 | $71,681,528 | 1999 Q1 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
ORLY
OREILLY AUTOMOT...
|
Consumer Cyclical | 8.43% | 7.50% |
#5
Prev: #5
|
4.4 | -7,932 | -1.0% |
P
S
|
749,700 | $69,204,807 | 2017 Q1 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
AAPL
APPLE INC
|
Technology | 7.08% | 6.80% |
#6
Prev: #6
|
3.3 | -1,687 | -0.7% |
P
S
|
228,871 | $58,085,124 | 2016 Q4 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
BRK/B
BERKSHIRE HATHA...
|
Financial Services | 6.36% | 5.99% |
#7
Prev: #7
|
3.0 | -807 | -0.7% |
P
S
|
108,941 | $52,204,336 | 2011 Q3 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
CPRT
COPART INC
|
Industrials | 4.49% | 4.74% |
#8
Prev: #8
|
2.3 | -7,291 | -0.7% |
P
S
|
1,109,001 | $36,818,833 | 2018 Q2 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
MA
MASTERCARD INCO...
|
Financial Services | 3.96% | 3.91% |
#9
1
Prev: #10
|
2.1 | 1,980 | 3.1% |
P
S
|
65,067 | $32,511,401 | 2015 Q3 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
ADBE
ADOBE INC
|
Technology | 3.75% | 4.34% |
#10
1
Prev: #9
|
3.5 | 12,314 | 10.8% |
P
S
|
126,638 | $30,783,165 | 2022 Q2 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
WAY
WAYSTAR HLDG CO...
|
Healthcare | 2.86% | 2.65% |
#11
3
Prev: #14
|
3.6 | 226,793 | 30.4% |
P
S
|
973,260 | $23,465,299 | 2024 Q3 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
AMTM
AMENTUM HOLDING...
|
Industrials | 2.67% | 2.68% |
#12
1
Prev: #13
|
1.6 | -9,845 | -1.2% |
P
S
|
841,099 | $21,935,862 | 2024 Q4 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
OLED
UNIVERSAL DISPL...
|
Technology | 2.57% | 2.92% |
#13
1
Prev: #12
|
1.5 | -29 | -0.0% |
P
S
|
230,152 | $21,095,687 | 2005 Q4 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
LMT
LOCKHEED MARTIN...
|
Industrials | 2.35% | 3.38% |
#14
3
Prev: #11
|
0.9 | -32,384 | -50.3% |
P
S
|
31,952 | $19,311,318 | 2020 Q3 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
BOKF
BOK FINL CORP
|
Financial Services | 1.95% | 1.61% |
#15
Prev: #15
|
1.3 | -40 | -0.0% |
P
S
|
124,957 | $16,001,993 | 2000 Q1 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
V
VISA INC
|
Financial Services | 1.51% | 1.58% |
#16
Prev: #16
|
1.1 | -417 | -1.0% |
P
S
|
41,075 | $12,414,499 | 2015 Q3 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
MPLX
MPLX LP
|
Energy | 1.30% | 1.08% |
#17
2
Prev: #19
|
1.5 | no change | no change |
P
S
|
186,892 | $10,665,926 | 2015 Q4 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
SBAC
SBA COMMUNICATI...
|
Real Estate | 1.30% | 1.32% |
#18
Prev: #18
|
1.0 | -1,162 | -1.8% |
P
S
|
61,747 | $10,627,362 | 2012 Q4 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
ET
ENERGY TRANSFER...
|
Energy | 1.06% | 0.81% |
#19
1
Prev: #20
|
1.4 | no change | no change |
P
S
|
451,327 | $8,710,611 | 2010 Q1 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
ERII
ENERGY RECOVERY...
|
Industrials | 1.00% | 1.42% |
#20
3
Prev: #17
|
0.9 | -151,825 | -15.7% |
P
S
|
817,755 | $8,234,798 | 2014 Q1 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
ATOM
ATOMERA INC
|
Technology | 0.68% | 0.15% |
#21
13
Prev: #34
|
3.3 | 847,030 | 137.9% |
P
S
|
1,461,415 | $5,567,991 | 2018 Q1 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
KMI
KINDER MORGAN I...
|
Energy | 0.59% | 0.43% |
#22
1
Prev: #23
|
1.2 | no change | no change |
P
S
|
145,185 | $4,868,053 | 2014 Q1 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
EPD
ENTERPRISE PROD...
|
Energy | 0.58% | 0.44% |
#23
1
Prev: #22
|
1.2 | no change | no change |
P
S
|
125,478 | $4,748,088 | 2009 Q2 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
BRK/A
BERKSHIRE HATHA...
|
Financial Services | 0.53% | 0.49% |
#24
3
Prev: #21
|
1.2 | no change | no change |
P
S
|
6 | $4,308,840 | 1999 Q1 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
GOOG
ALPHABET INC
|
Communication Services | 0.38% | 0.37% |
#25
1
Prev: #24
|
1.2 | no change | no change |
P
S
|
10,770 | $3,089,602 | 2022 Q3 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
CTSO
CYTOSORBENTS CO...
|
Healthcare | 0.36% | 0.36% |
#26
1
Prev: #25
|
0.6 | -14,323 | -0.3% |
P
S
|
5,215,776 | $2,953,694 | 2018 Q2 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
EQIX
EQUINIX INC
|
Real Estate | 0.33% | 0.23% |
#27
Prev: #27
|
1.1 | no change | no change |
P
S
|
2,741 | $2,686,838 | 2014 Q2 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
STWD
STARWOOD PPTY T...
|
Real Estate | 0.29% | 0.27% |
#28
2
Prev: #26
|
0.6 | -565 | -0.4% |
P
S
|
136,193 | $2,345,243 | 2015 Q4 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
PHYS
SPROTT PHYSICAL...
|
Unknown | 0.26% | 0.22% |
#29
1
Prev: #28
|
1.1 | no change | no change |
P
S
|
60,310 | $2,137,386 | 2016 Q2 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
MOH
MOLINA HEALTHCA...
|
Healthcare | 0.24% | — |
#30
Prev: #—
|
3.6 | 14,762 | no change |
NEW
|
14,762 | $1,967,775 | 2026 Q1 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
AX
AXOS FINANCIAL ...
|
Financial Services | 0.22% | 0.19% |
#31
2
Prev: #29
|
1.1 | no change | no change |
P
S
|
20,790 | $1,769,021 | 2018 Q3 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
AIG
AMERICAN INTL G...
|
Financial Services | 0.19% | 0.19% |
#32
2
Prev: #30
|
1.1 | no change | no change |
P
S
|
20,180 | $1,518,545 | 1999 Q1 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
COHR
COHERENT CORP
|
Technology | 0.18% | 0.12% |
#33
5
Prev: #38
|
1.1 | no change | no change |
P
S
|
6,110 | $1,455,463 | 2024 Q3 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
XOM
EXXON MOBIL COR...
|
Energy | 0.17% | 0.11% |
#34
7
Prev: #41
|
1.1 | no change | no change |
P
S
|
8,345 | $1,415,813 | 2010 Q1 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
BRSP
BRIGHTSPIRE CAP...
|
Real Estate | 0.15% | 0.13% |
#35
Prev: #35
|
1.1 | no change | no change |
P
S
|
221,900 | $1,242,640 | 2021 Q2 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
BAC
BANK AMERICA CO...
|
Financial Services | 0.15% | 0.15% |
#36
3
Prev: #33
|
1.1 | no change | no change |
P
S
|
24,690 | $1,203,638 | 1999 Q1 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
VOO
VANGUARD INDEX ...
|
ETF | 0.14% | 0.13% |
#37
Prev: #37
|
1.1 | no change | no change |
P
S
|
1,930 | $1,153,272 | 2019 Q4 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
BSM
BLACK STONE MIN...
|
Energy | 0.14% | 0.11% |
#38
4
Prev: #42
|
1.1 | no change | no change |
P
S
|
73,900 | $1,117,368 | 2015 Q4 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
ADPT
ADAPTIVE BIOTEC...
|
Healthcare | 0.13% | 0.13% |
#39
3
Prev: #36
|
1.1 | no change | no change |
P
S
|
76,365 | $1,059,946 | 2020 Q2 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
BN
BROOKFIELD CORP
|
Financial Services | 0.11% | 0.11% |
#40
Prev: #40
|
1.0 | no change | no change |
P
S
|
22,500 | $910,575 | 2022 Q4 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
GLD
SPDR GOLD TRUST
|
ETF | 0.11% | 0.09% |
#41
5
Prev: #46
|
1.0 | no change | no change |
P
S
|
2,114 | $909,633 | 2015 Q3 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
LAMR
LAMAR ADVERTISI...
|
Real Estate | 0.10% | 0.09% |
#42
3
Prev: #45
|
1.0 | no change | no change |
P
S
|
6,780 | $858,755 | 2001 Q1 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
BIP
BROOKFIELD INFR...
|
Bond/Debt | 0.10% | 0.09% |
#43
4
Prev: #47
|
1.0 | no change | no change |
P
S
|
23,071 | $833,325 | 2009 Q4 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
GOOD
GLADSTONE COMME...
|
Real Estate | 0.09% | 0.08% |
#44
4
Prev: #48
|
0.5 | -240 | -0.4% |
P
S
|
66,748 | $762,930 | 2003 Q3 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
PRVA
PRIVIA HEALTH G...
|
Healthcare | 0.09% | 0.09% |
#45
1
Prev: #44
|
1.0 | no change | no change |
P
S
|
36,745 | $755,845 | 2021 Q4 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
INTC
INTEL CORP
|
Technology | 0.06% | 0.05% |
#46
9
Prev: #55
|
1.0 | no change | no change |
P
S
|
11,393 | $502,773 | 1999 Q1 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
COST
COSTCO WHSL COR...
|
Consumer Defensive | 0.06% | 0.05% |
#47
6
Prev: #53
|
1.0 | no change | no change |
P
S
|
500 | $498,215 | 2020 Q3 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
OPRX
OPTIMIZERX CORP
|
Healthcare | 0.06% | 0.10% |
#48
5
Prev: #43
|
1.0 | no change | no change |
P
S
|
77,260 | $485,193 | 2018 Q2 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
LHX
L3HARRIS TECHNO...
|
Industrials | 0.06% | 0.04% |
#49
7
Prev: #56
|
1.0 | no change | no change |
P
S
|
1,357 | $468,369 | 2021 Q3 | 13F Filing | 2026-03-31 | 2026-05-14 | |||
|
KMX
CARMAX INC
|
Consumer Cyclical | 0.06% | 0.16% |
#50
19
Prev: #31
|
0.0 | -26,680 | -70.8% |
P
S
|
11,021 | $458,253 | 2004 Q2 | 13F Filing | 2026-03-31 | 2026-05-14 |
Showing 1-50 of 76 holdings